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Finding the Fourth Proportional to 67,210.00, 100,828.79 and 56,193.67

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Solution

The fourth proportional to 67,210.00, 100,828.79 and 56,193.67 is: 84,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,210.00 : 100,828.79 = 56,193.67 : x
  2. Step 2: Convert to fraction form
    67,210.00/100,828.79 = 56,193.67/x
  3. Step 3: Cross multiply
    67,210.00x = 100,828.79 × 56,193.67
  4. Step 4: Simplify right side
    67,210.00x = 5,665,940,012.11
  5. Step 5: Solve for x
    x = 5,665,940,012.11/67,210.00
  6. Step 6: Final answer
    x = 84,302.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.